Features 1 Compact and Portable: This product is so mini and lightweight that it doesn't take up much space and can be easily carried away. 2 Durable Material: This product is made of high-quality material, durable, with a long service life, firm, and stable in use. 3 It can effectively control circuit noise, eliminate interference, and prevent damage to the main control system. 4 Class A Insert: Uses three-ring ceramic insert production process, standard, every novelty through light loss, carrier level standard. 5 Optical Fiber: Widely used in distribution frames, optical fiber communication systems, broadband access networks, optical fiber CATV, optical fiber instruments, etc. Description High performance and great reliability, a durable replacement for the old or damaged one. No longer need to worry about not finding the right accessory. Specifications Return Loss: 60dB Mating Times: >1000 times Ferrule Type: Ceramic Working Temperature: -40-80℃ Storage Temperature: -55-85℃ Color: Black Package Included 1 Fiber Optic Circulator